2148718 has 24 divisors (see below), whose sum is σ = 3820824. Its totient is φ = 900240.

The previous prime is 2148709. The next prime is 2148719. The reversal of 2148718 is 8178412.

It is a self number, because there is not a number n which added to its sum of digits gives 2148718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2148719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2805 + ... + 3487.

It is an arithmetic number, because the mean of its divisors is an integer number (159201).

2^2148718 is an apocalyptic number.

2148718 is a deficient number, since it is larger than the sum of its proper divisors (1672106).

2148718 is a wasteful number, since it uses less digits than its factorization.

2148718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 709 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 2148718 is about 1465.8506063034. The cubic root of 2148718 is about 129.0406297915.

The spelling of 2148718 in words is "two million, one hundred forty-eight thousand, seven hundred eighteen".